1/2AA Lithium Thionyl Chloride battery is known by many terms such as 14250, TL-2150, ER14250, XL-050F and more. They can be found in many applications such as Utility metering, Automatic meter reading, Alarms and security devices, Tollgate systems, Memory back-up, Computer real-time clocks, Tracking systems, Automotive electronics, Professional electronics. Lithium Thionyl Chloride chemical nomenclature is Li-SOCl₂. Our brands include Saft, Omnicel, Tadiran and Xeno.